Concepedia

Item Reliability

Item Reliability is a psychometric property of an individual test item that reflects the consistency or stability of its contribution to the overall test score, distinguishing it from other item-level characteristics by quantifying the extent to which the item produces dependable and repeatable responses across administrations or subsets of examinees.

754

Publications

72.5K

Citations

2.2K

Authors

907

Institutions

Publications per year

2017–2026

173

Parents

Publications

754

Calculating, Interpreting, And Reporting Cronbach’s Alpha Reliability Coefficient For Likert-Type Scales

Joseph A. Gliem, Rosemary R. Gliem · IUScholarWorks (Indiana University) · 2003 · 2.9K citations · Full text

, , +17

The reliability of a two-item scale: Pearson, Cronbach, or Spearman-Brown?

Rob Eisinga, Manfred te Grotenhuis, Ben Pelzer · International Journal of Public Health · 2012 · 2.6K citations · Full text

, , +12

Use Omega Rather than Cronbach’s Alpha for Estimating Reliability. But…

Andrew F. Hayes, Jacob J. Coutts · Communication Methods and Measures · 2020 · 2.5K citations

, , +17

Development and Testing of a Short Form of the Patient Activation Measure

Judith H. Hibbard, Eldon R. Mahoney, Jean Stockard et al. · Health Services Research · 2005 · 2K citations · Full text

, , +17

The Alcohol, Smoking and Substance Involvement Screening Test (ASSIST): development, reliability and feasibility

WHO ASSIST Working Group · Addiction · 2002 · 2K citations · Full text

, , +16

1–5 of 754

Authors

2.2K

  1. KS
    Klaas Sijtsma

    Tilburg University, Netherlands

    11 publications · 877 citations

    11

    h-index

  2. TR
    Tenko Raykov

    Michigan State University, United States

    7 publications · 2.7K citations

    7

    h-index

  3. SB
    Samuel B. Green

    Arizona State University, United States

    6 publications · 1.4K citations

    6

    h-index

  4. BT
    Bruce Thompson

    Massachusetts General Hospital, United States

    5 publications · 110 citations

    5

    h-index

  5. LA
    L. Andries van der Ark

    Tilburg University, Netherlands

    5 publications · 473 citations

    5

    h-index

1–5 of 2.2K

Institutions

907

  1. Educational Testing Service

    Princeton, United States

    13 h-index

    16 publications

    1.6K citations

  2. University of California, Berkeley

    Berkeley, United States

    11 h-index

    16 publications

    910 citations

  3. Michigan State University

    East Lansing, United States

    10 h-index

    13 publications

    3.7K citations

  4. Northwestern University

    Evanston, United States

    9 h-index

    15 publications

    5K citations

  5. Tilburg University

    Tilburg, The Netherlands

    9 h-index

    17 publications

    1.6K citations

  6. University of Illinois Chicago

    Chicago, United States

    9 h-index

    23 publications

    685 citations

  7. University of Amsterdam

    Amsterdam, The Netherlands

    8 h-index

    11 publications

    828 citations

  8. University of Iowa

    Iowa City, United States

    8 h-index

    12 publications

    491 citations

1–8 of 907

Venues

  1. Educational and Psychological Measurement

    59 publications · 4.4K citations

    28

    h-index

  2. Psychometrika

    26 publications · 4.2K citations

    20

    h-index

  3. Applied Psychological Measurement

    27 publications · 3.5K citations

    16

    h-index

  4. Journal of Educational Measurement

    21 publications · 1.4K citations

    16

    h-index

  5. PubMed

    Repository · 15 publications · 413 citations

    13

    h-index

1–5